What unofficial WhatsApp gateways are
Unofficial WhatsApp gateways are solutions using normal WhatsApp accounts with unofficial libraries for automated messaging. They are not approved by Meta and violate WhatsApp Terms of Service.
Risks are substantial: numbers are regularly banned by Meta, no SLA guarantees, customer data transits uncontrolled infrastructures.
Advantages of the official Business API
The official WhatsApp Business API offers: verified number with green checkmark, guaranteed SLAs, Meta support, approved templates, and transparent pricing.
GDPR compliance with the official Business API is much more manageable.
Total cost: official vs gateway
The apparently lower cost of unofficial gateways often doesn't account for risks: cost of recovery from a ban, legal risk for ToS violation, reputational cost with customers.
When Business API is the only option
If your company operates in regulated sectors (finance, healthcare, insurance, legal services), use the official Business API.
If WhatsApp channel continuity is business-critical, only the official Business API offers the necessary availability and support guarantees.